﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Things.IDAL;
using Things.DBUtility;//Please add references
namespace Things.SQLServerDAL
{
	/// <summary>
	/// 数据访问类:Buyer
	/// </summary>
	public partial class Buyer:IBuyer
	{
		public Buyer()
		{}
		#region  Method

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(string Account)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from Things_Buyer");
			strSql.Append(" where Account=@Account ");
			SqlParameter[] parameters = {
					new SqlParameter("@Account", SqlDbType.NVarChar,100)			};
			parameters[0].Value = Account;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public bool Add(Things.Model.Buyer model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into Things_Buyer(");
			strSql.Append("Account,Password,IsDisabled,CreatedDate)");
			strSql.Append(" values (");
			strSql.Append("@Account,@Password,@IsDisabled,@CreatedDate)");
			SqlParameter[] parameters = {
					new SqlParameter("@Account", SqlDbType.NVarChar,100),
					new SqlParameter("@Password", SqlDbType.NVarChar,100),
					new SqlParameter("@IsDisabled", SqlDbType.Bit,1),
					new SqlParameter("@CreatedDate", SqlDbType.DateTime)};
			parameters[0].Value = model.Account;
			parameters[1].Value = model.Password;
			parameters[2].Value = model.IsDisabled;
			parameters[3].Value = model.CreatedDate;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(Things.Model.Buyer model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update Things_Buyer set ");
			strSql.Append("Password=@Password,");
			strSql.Append("IsDisabled=@IsDisabled,");
			strSql.Append("CreatedDate=@CreatedDate");
			strSql.Append(" where Account=@Account ");
			SqlParameter[] parameters = {
					new SqlParameter("@Password", SqlDbType.NVarChar,100),
					new SqlParameter("@IsDisabled", SqlDbType.Bit,1),
					new SqlParameter("@CreatedDate", SqlDbType.DateTime),
					new SqlParameter("@Account", SqlDbType.NVarChar,100)};
			parameters[0].Value = model.Password;
			parameters[1].Value = model.IsDisabled;
			parameters[2].Value = model.CreatedDate;
			parameters[3].Value = model.Account;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(string Account)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from Things_Buyer ");
			strSql.Append(" where Account=@Account ");
			SqlParameter[] parameters = {
					new SqlParameter("@Account", SqlDbType.NVarChar,100)			};
			parameters[0].Value = Account;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 批量删除数据
		/// </summary>
		public bool DeleteList(string Accountlist )
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from Things_Buyer ");
			strSql.Append(" where Account in ("+Accountlist + ")  ");
			int rows=DbHelperSQL.ExecuteSql(strSql.ToString());
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public Things.Model.Buyer GetModel(string Account)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select  top 1 Account,Password,IsDisabled,CreatedDate from Things_Buyer ");
			strSql.Append(" where Account=@Account ");
			SqlParameter[] parameters = {
					new SqlParameter("@Account", SqlDbType.NVarChar,100)			};
			parameters[0].Value = Account;

			Things.Model.Buyer model=new Things.Model.Buyer();
			DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				if(ds.Tables[0].Rows[0]["Account"]!=null && ds.Tables[0].Rows[0]["Account"].ToString()!="")
				{
					model.Account=ds.Tables[0].Rows[0]["Account"].ToString();
				}
				if(ds.Tables[0].Rows[0]["Password"]!=null && ds.Tables[0].Rows[0]["Password"].ToString()!="")
				{
					model.Password=ds.Tables[0].Rows[0]["Password"].ToString();
				}
				if(ds.Tables[0].Rows[0]["IsDisabled"]!=null && ds.Tables[0].Rows[0]["IsDisabled"].ToString()!="")
				{
					if((ds.Tables[0].Rows[0]["IsDisabled"].ToString()=="1")||(ds.Tables[0].Rows[0]["IsDisabled"].ToString().ToLower()=="true"))
					{
						model.IsDisabled=true;
					}
					else
					{
						model.IsDisabled=false;
					}
				}
				if(ds.Tables[0].Rows[0]["CreatedDate"]!=null && ds.Tables[0].Rows[0]["CreatedDate"].ToString()!="")
				{
					model.CreatedDate=DateTime.Parse(ds.Tables[0].Rows[0]["CreatedDate"].ToString());
				}
				return model;
			}
			else
			{
				return null;
			}
		}

        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public Things.Model.Buyer GetModel(string Account, string Password)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 Account,Password,IsDisabled,CreatedDate from Things_Buyer ");
            strSql.Append(" where Account=@Account and Password=@Password and IsDisabled=0");
            SqlParameter[] parameters = {
					new SqlParameter("@Account", SqlDbType.NVarChar,100),
                    new SqlParameter("@Password", SqlDbType.NVarChar,100)                    };
            parameters[0].Value = Account;
            parameters[1].Value = Password;

            Things.Model.Buyer model = new Things.Model.Buyer();
            DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                if (ds.Tables[0].Rows[0]["Account"] != null && ds.Tables[0].Rows[0]["Account"].ToString() != "")
                {
                    model.Account = ds.Tables[0].Rows[0]["Account"].ToString();
                }
                if (ds.Tables[0].Rows[0]["Password"] != null && ds.Tables[0].Rows[0]["Password"].ToString() != "")
                {
                    model.Password = ds.Tables[0].Rows[0]["Password"].ToString();
                }
                if (ds.Tables[0].Rows[0]["IsDisabled"] != null && ds.Tables[0].Rows[0]["IsDisabled"].ToString() != "")
                {
                    if ((ds.Tables[0].Rows[0]["IsDisabled"].ToString() == "1") || (ds.Tables[0].Rows[0]["IsDisabled"].ToString().ToLower() == "true"))
                    {
                        model.IsDisabled = true;
                    }
                    else
                    {
                        model.IsDisabled = false;
                    }
                }
                if (ds.Tables[0].Rows[0]["CreatedDate"] != null && ds.Tables[0].Rows[0]["CreatedDate"].ToString() != "")
                {
                    model.CreatedDate = DateTime.Parse(ds.Tables[0].Rows[0]["CreatedDate"].ToString());
                }
                return model;
            }
            else
            {
                return null;
            }
        }

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select Account,Password,IsDisabled,CreatedDate ");
			strSql.Append(" FROM Things_Buyer ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获得前几行数据
		/// </summary>
		public DataSet GetList(int Top,string strWhere,string filedOrder)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ");
			if(Top>0)
			{
				strSql.Append(" top "+Top.ToString());
			}
			strSql.Append(" Account,Password,IsDisabled,CreatedDate ");
			strSql.Append(" FROM Things_Buyer ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			strSql.Append(" order by " + filedOrder);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获取记录总数
		/// </summary>
		public int GetRecordCount(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) FROM Things_Buyer ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			object obj = DbHelperSQL.GetSingle(strSql.ToString());
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("SELECT * FROM ( ");
			strSql.Append(" SELECT ROW_NUMBER() OVER (");
			if (!string.IsNullOrEmpty(orderby.Trim()))
			{
				strSql.Append("order by T." + orderby );
			}
			else
			{
				strSql.Append("order by T.Account desc");
			}
			strSql.Append(")AS Row, T.*  from Things_Buyer T ");
			if (!string.IsNullOrEmpty(strWhere.Trim()))
			{
				strSql.Append(" WHERE " + strWhere);
			}
			strSql.Append(" ) TT");
			strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SqlParameter[] parameters = {
					new SqlParameter("@tblName", SqlDbType.VarChar, 255),
					new SqlParameter("@fldName", SqlDbType.VarChar, 255),
					new SqlParameter("@PageSize", SqlDbType.Int),
					new SqlParameter("@PageIndex", SqlDbType.Int),
					new SqlParameter("@IsReCount", SqlDbType.Bit),
					new SqlParameter("@OrderType", SqlDbType.Bit),
					new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
					};
			parameters[0].Value = "Things_Buyer";
			parameters[1].Value = "Account";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  Method
	}
}

